The bones we leave behind when we die contain multiple clues about our origins. (Supplied) A human body lies in the veld. Scraps of fabric and desiccated flesh remain on the bones, but the face has been eaten away by time and the occasional scavenger. The bones are withered by sun and wind and rain, and in some places they are cracked and broken. Eventually, the remains are discovered by passers-by – people on a hiking trip or construction workers building in the area.